Free finance calculators

DCF, WACC, LBO and NPV / IRR calculators that show their working. No login, nothing stored, and the same engines the product runs on.

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DCF calculator

Value per share from free cash flow, year-by-year growth, WACC and terminal growth. Includes a sensitivity grid, a reverse DCF and the judgment rules that apply.

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WACC calculator

Cost of equity by CAPM, after-tax cost of debt and market-value weights, with every step written out. Pre-filled with the latest 10-year Treasury yield.

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LBO calculator

IRR and MOIC from entry and exit multiples and two debt tranches, with mandatory amortisation, a cash sweep and a cash balance that reconciles every year.

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NPV and IRR calculator

Net present value, internal rate of return and payback for a capital project, from after-tax cash flows shown year by year. Says so when a project has several IRRs or none.

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What makes these different

Most online calculators give you one number. These show the formula behind every result, so you can check the arithmetic yourself, and they run the same calculation engines as the paid product.

These are calculation tools for learning and analysis. They are not investment advice.

Do this on a real company, from its SEC filings

The full product pulls the figures from the latest 10-K with a link to each one, builds unlevered cash flow and net debt for you, runs 33 judgment rules, and exports an Excel model made of live formulas. Free for 3 days, no credit card.

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